摘要: drop_duplicates(subset=None, keep='first', inplace=False) subset:用来指定特定的列,默认所有列 keep:删除重复项并默认保留first出现的项 sort_values(by=[],ascending=[]) by:按照特定列排序 as 阅读全文
posted @ 2023-11-14 22:09 dretrtg 阅读(0) 评论(0) 推荐(0) 编辑